More than 4,500 bitcoins worth approximately $62 million at today's prices may have been stolen from the NiceHash exchange. "We are working to verify the precise number of BTC taken", the marketplace said. Around US$162 million in the cryptocurrency ether has been frozen after a novice hacker deleted a code library needed to access funds being stored in some Parity digital wallets.

NiceHash Site has been hacked that resulting the Bitcoin steel.

In addition to conducting an internal investigation, NiceHash said that they have reported the incident to "relevant authorities and law enforcement" and are "co-operating with them as a matter of urgency". "Clearly, this is a matter of deep concern and we are working hard to rectify the matter in the coming days", NiceHash said on Facebook.

"While the full scope of what happened is not yet known, we recommend, as a precaution, that you change your online passwords", the site told users.